• RTX Corporation (Tucson, AZ)
    …create end-of-end solutions to solve complex DT infrastructure problems. As a Senior Principal level System Administrator , this role will require a seasoned ... interim clearance is obtained. Experience working with Storage and Data Protection systems . Experience with Linux and Windows Operating System. (RHEL preferred)… more
    job goal (12/12/25)
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  • RTX Corporation (Marlborough, MA)
    …solves tough, meaningful problems that create a safer, more secure world. Principal Storage & Data Protection System Administrators collaborate with a motivated team ... solutions to solve complex DT infrastructure problems. As a Principal Storage & Data Protection System Administrators, this role...Tewksbury MA facilities related to Storage and Data Protection systems in Classified areas. What You Will Do :… more
    job goal (12/12/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Melbourne, FL)
    …We Want You!** The Northrop Grumman Classified Solutions team is seeking an senior ** Linux Systems Administrator ** to join its dynamic team of technical ... limited to the following: + Maintain the virtual desktop infrastructure and Linux systems supporting Government programs in accordance with established… more
    Northrop Grumman (11/25/25)
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  • Principal Linux Systems

    Northrop Grumman (Linthicum Heights, MD)
    …best work of your career. Northrop Grumman Classified Solutions is seeking a well-qualified ** Linux Systems Administrator ** to join its dynamic team of ... include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate effectively… more
    Northrop Grumman (11/19/25)
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  • Principal Linux Systems

    RTX Corporation (Pelham, NH)
    …that create a safer, more secure world. Raytheon has an opportunity for a ** Principal Linux System Administrator ** operational support and sustainment for a ... other government mandated processes during the life cycle of systems they will maintain. **What You Will Do:** +...Administration in a heterogeneous Redhat 8 & 9 Enterprise Linux environment. + You will utilize virtualization and containerization… more
    RTX Corporation (12/09/25)
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  • Sr Principal Linux Systems

    Northrop Grumman (Boulder, CO)
    …will include but not be limited to the following: + Perform as primary Linux Systems Administrator for a classified government contract. + Communicate ... certification will be a condition of continued employment + Must have Linux Operating Systems support experience + Linux Workstation and Server management… more
    Northrop Grumman (12/12/25)
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  • Principal Linux Systems

    RTX Corporation (El Segundo, CA)
    …US citizens are eligible for a security clearance. + Must have experience with Linux systems administration + Experience with one of the following: Solaris, ... tough, meaningful problems that create a safer, more secure world. ** Principal System Administrator ** in infrastructure Workplace Services, collaborates with… more
    RTX Corporation (12/05/25)
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  • Principal Linux Systems

    RTX Corporation (Aurora, CO)
    …will be supporting a Raytheon program in a classified environment as a ** Principal ** ** Linux System Administrator in Aurora, CO.** Responsibilities include ... building, maintaining, and securing Information Technology systems and directly supporting customer mission-critical capabilities. + You will work closely with… more
    RTX Corporation (12/09/25)
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  • Principal Linux Administrator

    RTX Corporation (Mckinney, TX)
    …to join our RTX **Enterprise Services** team: **Role Overview:** RTX is seeking a Principal Linux Administrator to support a highly virtualized Enterprise ... and software. + Perform software upgrades, patching, and system maintenance on Linux systems . + Troubleshoot issues and apply security policies specific to … more
    RTX Corporation (11/19/25)
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  • Senior Principal Linux

    RTX Corporation (El Segundo, CA)
    …more secure world. **What You Will Do** + We are seeking an experienced Linux Administrator that will be working in a highly collaborative, multi-platform and ... candidate is responsible for provisioning, installation/configuration, operation, and maintenance of systems hardware and software related to a Linux /Windows… more
    RTX Corporation (09/26/25)
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